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Annotation of ircnowd/src/ngircd/op.c, Revision 1.1

1.1     ! tomglok     1: /*
        !             2:  * ngIRCd -- The Next Generation IRC Daemon
        !             3:  * Copyright (c)2001-2018 Alexander Barton (alex@barton.de) and Contributors.
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify
        !             6:  * it under the terms of the GNU General Public License as published by
        !             7:  * the Free Software Foundation; either version 2 of the License, or
        !             8:  * (at your option) any later version.
        !             9:  * Please read the file COPYING, README and AUTHORS for more information.
        !            10:  */
        !            11:
        !            12: #include "portab.h"
        !            13:
        !            14: /**
        !            15:  * @file
        !            16:  * IRC operator functions
        !            17:  */
        !            18:
        !            19: #include <assert.h>
        !            20:
        !            21: #include "conn.h"
        !            22: #include "channel.h"
        !            23: #include "conf.h"
        !            24: #include "log.h"
        !            25: #include "parse.h"
        !            26: #include "messages.h"
        !            27: #include "irc-write.h"
        !            28:
        !            29: #include "op.h"
        !            30:
        !            31: /**
        !            32:  * Return and log a "no privileges" message.
        !            33:  */
        !            34: GLOBAL bool
        !            35: Op_NoPrivileges(CLIENT * Client, REQUEST * Req)
        !            36: {
        !            37:        CLIENT *from = NULL;
        !            38:
        !            39:        if (Req->prefix)
        !            40:                from = Client_Search(Req->prefix);
        !            41:
        !            42:        if (from) {
        !            43:                Log(LOG_ERR|LOG_snotice,
        !            44:                    "No privileges: client \"%s\" (%s), command \"%s\"!",
        !            45:                    Req->prefix, Client_Mask(Client), Req->command);
        !            46:                return IRC_WriteErrClient(from, ERR_NOPRIVILEGES_MSG,
        !            47:                                          Client_ID(from));
        !            48:        } else {
        !            49:                Log(LOG_ERR|LOG_snotice,
        !            50:                    "No privileges: client \"%s\", command \"%s\"!",
        !            51:                    Client_Mask(Client), Req->command);
        !            52:                return IRC_WriteErrClient(Client, ERR_NOPRIVILEGES_MSG,
        !            53:                                          Client_ID(Client));
        !            54:        }
        !            55: } /* Op_NoPrivileges */
        !            56:
        !            57: /**
        !            58:  * Check that the originator of a request is an IRC operator and allowed
        !            59:  * to administer this server.
        !            60:  *
        !            61:  * @param Client Client from which the command has been received.
        !            62:  * @param Req Request structure.
        !            63:  * @return CLIENT structure of the client that initiated the command or
        !            64:  *        NULL if client is not allowed to execute operator commands.
        !            65:  */
        !            66: GLOBAL CLIENT *
        !            67: Op_Check(CLIENT * Client, REQUEST * Req)
        !            68: {
        !            69:        CLIENT *c;
        !            70:
        !            71:        assert(Client != NULL);
        !            72:        assert(Req != NULL);
        !            73:
        !            74:        if (Client_Type(Client) == CLIENT_SERVER && Req->prefix)
        !            75:                c = Client_Search(Req->prefix);
        !            76:        else
        !            77:                c = Client;
        !            78:
        !            79:        if (!c)
        !            80:                return NULL;
        !            81:        if (Client_Type(Client) == CLIENT_SERVER
        !            82:            && Client_Type(c) == CLIENT_SERVER)
        !            83:                return c;
        !            84:        if (!Client_HasMode(c, 'o'))
        !            85:                return NULL;
        !            86:        if (Client_Conn(c) <= NONE && !Conf_AllowRemoteOper)
        !            87:                return NULL;
        !            88:
        !            89:        /* The client is an local IRC operator, or this server is configured
        !            90:         * to trust remote operators. */
        !            91:        return c;
        !            92: } /* Op_Check */
        !            93:
        !            94: /* -eof- */